tools.py
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import os
import sys
from opensipkd.tools import get_settings
def is_live(pid):
try:
os.kill(pid, 0)
except OSError:
return
return True
def get_pid(pidfile):
try:
f = open(pidfile, 'r')
pid_int = int(f.read().split()[0])
f.close()
return pid_int
except IOError:
return
except ValueError:
return
except IndexError:
return
def get_pid_file(pid_name=None, settings=None):
if not pid_name:
pid_name = os.path.split(sys.argv[0])[-1]
pid_name = os.path.splitext(pid_name)[0]
if not settings:
settings = get_settings()
dir_path = 'session.lock_dir'
if not os.path.exists(dir_path):
mkdir(dir_path)
return os.path.join(dir_path, pid_name)
def make_pid(pid_file, settings=None):
pid = get_pid(pid_file)
if pid and is_live(pid):
msg = 'PID saya {pid} masih ada.'.format(pid=pid)
print(msg)
sys.exit()
pid = os.getpid()
f = open(pid_file, 'w')
f.write(str(pid))
f.close()
return pid
def one_pid():
pid_file = get_pid_file()
make_pid(pid_file)
return pid_file
def mkdir(dir_name):
if not os.path.exists(dir_name):
os.makedirs(dir_name)
def get_fullpath(filename):
dir_name = os.path.split(__file__)[0]
return os.path.join(dir_name, filename)